Ricoh Aficio 551 Copy Reference Manual page 155

B
Press the [Book] key.
C
Press the [Book 1 Sided] key.
D
Press the [OK] key.
E
Press the [OK] key.
F
Make sure that the [Auto Paper Select] key is selected.
Note
If the [Auto Paper Select] key is not selected, press the [Auto Paper Select] key.
G
Set your originals, then press the {Start} key.
2 Sided 1 Sided
You can make one-sided copies from two-sided originals.
1
2
1 2
Series/Book
2
139